Workplace vs. coronavirus: ‘No one has a playbook for this’

San Francisco • At Facebook on Thursday, the questions from spooked employees came thick and fast.The evening before, the social network had disclosed that the coronavirus had been diagnosed in a contractor in its Seattle office and had said all employees in that city should work from home until March 31.Other Facebook employees, some of whom had recently traveled for work, soon began asking their managers and one another: Who was the contractor? Had that person been near them? And what did